/*!
 * @license
 * Copyright 2019 Alfresco, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { AfterViewInit, Directive, ElementRef, EventEmitter, Output } from '@angular/core';

@Directive({
    selector: '[modelingsdk-focus-element]'
})
export class FocusInsideElementDirective implements AfterViewInit {

    constructor(private element: ElementRef) { }

    @Output()
    focused  = new EventEmitter<boolean>();

    ngAfterViewInit() {
        this.element.nativeElement.addEventListener('focusin', () => {
            this.focused.emit(true);
        });
        this.element.nativeElement.addEventListener('focusout', () => {
            this.focused.emit(false);
        });
    }
}
